Features

100 Highest US Mountain Peaks

Name the mountains/peaks with the highest summits in the US. You do not need the word Mount/Mt/Mountain/Peak in your answer.

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1148

100 Largest Caribbean Islands

Name the 100 largest islands in the Caribbean. No need to type in ‘Island’ for the answers.

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540

100 Largest US Islands (Excluding AK)

Name the 100 largest islands in the US excluding Alaska and dependent territories. No need to type in ‘Island’ for the answers.

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1132

100 Largest US Lakes

Name the 100 largest lakes in the US. No need to type in 'Lake' for the answers.

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2342

Canada National Parks & National Park Reserves

Name the National Parks and National Park Reserves of Canada. Hovering over the marker will show the year it became a National Park.

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60

Most Common US Lake Names

Name the 100 most common names for US lakes. Lakes for the purpose of this quiz are bodies of water in the US National Hydrography Dataset with an area of at least 10 acres. Total lakes and first letter shown. 'Lake' does not have to be entered for the lake names.

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974

North America Largest Islands

Name the islands of North America (geographically, including the entire Caribbean) with at least 1,000 sq km area.

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170

US 100 Largest Islands Identifier (Excluding AK)

Double-click on the light-blue marker of the US island listed (among the top 100 largest islands by area, not including AK or dependent territories). Correct guesses will change the marker to green – incorrect will not change any marker. Complete all islands to save your score.

If by chance you don’t see markers, try refreshing the quiz.

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66

US 100 Largest Lakes Identifier

Double-click on the light-blue marker of the US lake listed (among the top 100 largest lakes by area). Correct guesses will change the marker to green – incorrect will not change any marker. Complete all islands to save your score.

If by chance you don’t see markers, try refreshing the quiz.

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177

US Atlantic Coast Cities

Name the US cities bordering the Atlantic coast. Bordering means the US Census city boundary intersects with the US Census Atlantic coast boundary.

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355

US Great Lakes Cities

Name the US cities bordering the Great Lakes. Bordering means the US Census city boundary intersects with the US Census Great Lakes boundary.

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215

US Gulf Of Mexico Cities

Name the US cities bordering the Gulf Of Mexico. Bordering means the US Census city boundary intersects with the US Census Gulf Of Mexico boundary.

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159

US Lakes

Name the US lakes of area at least 10 square miles. Some may be occasionally classified as a reservoir or something similar, but I'm using a source which classifies it as a lake. Typically no need to include 'Lake' in the name unless it's a vital part of the name.

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290

US Largest Lakes By State

Name the largest lake (including reservoirs) contained *entirely* within each state. Words like 'lake' and 'reservoir' are not needed in the answer.

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133

US Longest Rivers

Name the 100 longest rivers in the US. Markers are at the source of the river. Part of the river may not be in the US, but the entire length is still counted.

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896

US Longest Rivers By State

Name the longest rivers entirely contained within each state. This means the river cannot form a state border, however the watershed of a river can extend into another state. Rivers may be tributaries of another river.

This quiz was made using data from Chicago Geographer's What is the Longest River in Each US State?

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171

US National Historic Sites

Name the US National Historic Sites. Some shortened names are accepted, but others may need the full name.

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43

US National Monuments

Name the National Monuments of the US. Some shortened names are accepted, but others will need the full monument name.

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48

US Pacific Coast Cities

Name the US cities bordering the Pacific coast. Bordering means the US Census city boundary intersects with the US Census Pacific coast boundary.

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176

US River Borders

Name the rivers which serve as borders in the US, either between two states or a state and Canada or Mexico. Sorted by # of states/countries the river borders. Tidal flows are not included.

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459

US River Cities – Choose River

First, name one of the following major rivers: Arkansas, Colorado (the one beginning in CO, not TX) , Columbia, Hudson, Mississippi, Missouri, Ohio, Rio Grande or Snake by simply entering it. Then, name the cities along that river - a city is along the river if its US Census boundary intersects with the river. Cities are sorted along by coordinates which are either E-W or N-S depending on the direction of the river - they may not all be exactly in order along the river's path, they are ordered by latitude or longitude.

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321

US State Parks – Choose State

First enter any state by typing its abbreviation (e.g. 'CA') - then, name all of that state's state parks. In general, this is just going to be 'State Parks' and 'State Historic/Historical Parks' - however a handful of states such as Alaska only classify a few like this so I include areas like State Recreation Areas as well. There is no time limit on this quiz.

Naming notes: You typically must be precise naming the parks, including words such as 'Lake' or 'Canyon' - some shortened names are accepted. For parks named after people, usually the last name will suffice.

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148